31184288

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:357

約数の個数: 48

約数和(自身を含む): 63667296

約数和(自身を除く): 32483008

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 131, 172, 173, 262, 344, 346, 524, 688, 692, 1048, 1376, 1384, 2096, 2768, 4192, 5536, 5633, 7439, 11266, 14878, 22532, 22663, 29756, 45064, 45326, 59512, 90128, 90652, 119024, 180256, 181304, 238048, 362608, 725216, 974509, 1949018, 3898036, 7796072, 15592144, 31184288]

約数ペア:

[(1, 31184288), (2, 15592144), (4, 7796072), (8, 3898036), (16, 1949018), (32, 974509), (43, 725216), (86, 362608), (131, 238048), (172, 181304), (173, 180256), (262, 119024), (344, 90652), (346, 90128), (524, 59512), (688, 45326), (692, 45064), (1048, 29756), (1376, 22663), (1384, 22532), (2096, 14878), (2768, 11266), (4192, 7439), (5536, 5633)]